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68275323 = 3237205031
BaseRepresentation
bin1000001000111…
…00110001111011
311202110202010200
410010130301323
5114434302243
610435213243
71456221264
oct404346173
9152422120
1068275323
11355a3296
121aa47223
13111b67cc
1490d396b
155ed9ad3
hex411cc7b

68275323 has 12 divisors (see below), whose sum is σ = 101285808. Its totient is φ = 44286480.

The previous prime is 68275313. The next prime is 68275381. The reversal of 68275323 is 32357286.

68275323 is a `hidden beast` number, since 68 + 275 + 323 = 666.

It is not a de Polignac number, because 68275323 - 216 = 68209787 is a prime.

It is not an unprimeable number, because it can be changed into a prime (68275313) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 102183 + ... + 102848.

It is an arithmetic number, because the mean of its divisors is an integer number (8440484).

Almost surely, 268275323 is an apocalyptic number.

68275323 is a deficient number, since it is larger than the sum of its proper divisors (33010485).

68275323 is a wasteful number, since it uses less digits than its factorization.

68275323 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 205074 (or 205071 counting only the distinct ones).

The product of its digits is 60480, while the sum is 36.

The square root of 68275323 is about 8262.8882964736. Note that the first 3 decimals coincide. The cubic root of 68275323 is about 408.7156377701.

The spelling of 68275323 in words is "sixty-eight million, two hundred seventy-five thousand, three hundred twenty-three".

Divisors: 1 3 9 37 111 333 205031 615093 1845279 7586147 22758441 68275323